Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 68 − 35 by rounding each number to the nearest 10: ______
- Estimate 40 + 37 by rounding each number to the nearest 10: ______
- Estimate 43 − 57 by rounding each number to the nearest 10: ______
- Estimate 34 + 28 by rounding each number to the nearest 10: ______
- Estimate 81 − 80 by rounding each number to the nearest 10: ______
- Estimate 24 + 24 by rounding each number to the nearest 10: ______
- Estimate 86 + 26 by rounding each number to the nearest 10: ______
- Estimate 85 − 74 by rounding each number to the nearest 10: ______
- Estimate 54 − 77 by rounding each number to the nearest 10: ______
- Estimate 85 + 67 by rounding each number to the nearest 10: ______
- Estimate 40 − 53 by rounding each number to the nearest 10: ______
- Estimate 58 + 85 by rounding each number to the nearest 10: ______
- Estimate 53 + 74 by rounding each number to the nearest 10: ______
- Estimate 38 − 39 by rounding each number to the nearest 10: ______
- Estimate 60 + 32 by rounding each number to the nearest 10: ______
- Estimate 37 − 55 by rounding each number to the nearest 10: ______
- Estimate 88 − 85 by rounding each number to the nearest 10: ______
- Estimate 28 − 30 by rounding each number to the nearest 10: ______
- Estimate 50 + 34 by rounding each number to the nearest 10: ______
- Estimate 28 + 57 by rounding each number to the nearest 10: ______